squawk/ui/widgets/messageline/messagefeed.h

210 lines
5.8 KiB
C++

/*
* Squawk messenger.
* Copyright (C) 2019 Yury Gubich <blue@macaw.me>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef MESSAGEFEED_H
#define MESSAGEFEED_H
#include <QAbstractListModel>
#include <QDateTime>
#include <QString>
#include <set>
#include <boost/multi_index_container.hpp>
#include <boost/multi_index/ordered_index.hpp>
#include <boost/multi_index/ranked_index.hpp>
#include <boost/multi_index/mem_fun.hpp>
#include <shared/message.h>
#include <shared/icons.h>
namespace Models {
class Element;
struct Attachment;
struct Edition;
class MessageFeed : public QAbstractListModel
{
Q_OBJECT
public:
enum SyncState {
incomplete,
syncing,
complete
};
MessageFeed(const Element* rosterItem, QObject *parent = nullptr);
~MessageFeed();
void addMessage(const Shared::Message& msg);
void changeMessage(const QString& id, const QMap<QString, QVariant>& data);
void removeMessage(const QString& id);
QVariant data(const QModelIndex & index, int role = Qt::DisplayRole) const override;
int rowCount(const QModelIndex& parent = QModelIndex()) const override;
bool canFetchMore(const QModelIndex & parent) const override;
void fetchMore(const QModelIndex & parent) override;
QHash<int, QByteArray> roleNames() const override;
QModelIndex index(int row, int column, const QModelIndex & parent) const override;
void responseArchive(const std::list<Shared::Message> list, bool last);
void downloadAttachment(const QString& messageId);
bool registerUpload(const QString& messageId);
void reportLocalPathInvalid(const QString& messageId);
unsigned int unreadMessagesCount() const;
void fileProgress(const QString& messageId, qreal value, bool up);
void fileError(const QString& messageId, const QString& error, bool up);
void fileComplete(const QString& messageId, bool up);
void incrementObservers();
void decrementObservers();
SyncState getSyncState() const;
void requestLatestMessages(); //this method is used by Models::Contact to request latest messages after reconnection
signals:
void requestArchive(const QString& before);
void fileDownloadRequest(const QString& url);
void unreadMessagesCountChanged() const;
void newMessage(const Shared::Message& msg);
void unnoticedMessage(const Shared::Message& msg);
void localPathInvalid(const QString& path);
void syncStateChange(SyncState state);
public:
enum MessageRoles {
Text = Qt::UserRole + 1,
Sender,
Date,
DeliveryState,
Correction,
SentByMe,
Avatar,
Attach,
Id,
Error,
Bulk
};
protected:
bool sentByMe(const Shared::Message& msg) const;
Attachment fillAttach(const Shared::Message& msg) const;
Edition fillCorrection(const Shared::Message& msg) const;
QModelIndex modelIndexById(const QString& id) const;
QModelIndex modelIndexByTime(const QString& id, const QDateTime& time) const;
std::set<MessageRoles> detectChanges(const Shared::Message& msg, const QMap<QString, QVariant>& data) const;
private:
//tags
struct id {};
struct time {};
typedef boost::multi_index_container<
Shared::Message*,
boost::multi_index::indexed_by<
boost::multi_index::ordered_unique<
boost::multi_index::tag<id>,
boost::multi_index::const_mem_fun<
Shared::Message,
QString,
&Shared::Message::getId
>
>,
boost::multi_index::ranked_non_unique<
boost::multi_index::tag<time>,
boost::multi_index::const_mem_fun<
Shared::Message,
QDateTime,
&Shared::Message::getTime
>,
std::greater<QDateTime>
>
>
> Storage;
typedef Storage::index<id>::type StorageById;
typedef Storage::index<time>::type StorageByTime;
Storage storage;
StorageById& indexById;
StorageByTime& indexByTime;
const Element* rosterItem;
SyncState syncState;
typedef std::map<QString, qreal> Progress;
typedef std::map<QString, QString> Err;
Progress uploads;
Progress downloads;
Err failedDownloads;
Err failedUploads;
std::set<QString>* unreadMessages;
uint16_t observersAmount;
static const QHash<int, QByteArray> roles;
};
enum AttachmentType {
none,
remote,
local,
downloading,
uploading,
errorDownload,
errorUpload,
ready
};
struct Attachment {
AttachmentType state;
qreal progress;
QString localPath;
QString remotePath;
QString error;
};
struct Edition {
bool corrected;
QString original;
QDateTime lastCorrection;
};
struct FeedItem {
QString id;
QString text;
QString sender;
QString avatar;
QString error;
bool sentByMe;
Edition correction;
QDateTime date;
Shared::Message::State state;
Attachment attach;
};
};
Q_DECLARE_METATYPE(Models::Attachment);
Q_DECLARE_METATYPE(Models::Edition);
Q_DECLARE_METATYPE(Models::FeedItem);
#endif // MESSAGEFEED_H